AARP lays down the facts

For years, Joan Weissman played tennis competitively, racking up a shelf full of trophies — until she was sidelined by chronic rotator cuff and biceps pain last year. “I thought I’d never play tennis again,” says Weissman, 71, of Columbus, Ohio. Then a tennis pro at her club suggested something that sounded crazy at first — a shirt designed to ease her shoulder, arm and back pain

Jazmin Mansell